Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/2366/movement
Access Date: April 30, 2025
"2366" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
From the American Horology Archive:

Illinois Watch Co.
Grade: Bunn
Manufacturer: | Illinois |
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Manufacturer Location: | Springfield, Illinois |
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Movement Serial Number: | 2366 |
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Grade: | Bunn |
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Model: | 1 |
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Class: | 1 |
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Estimated Production Date: | Members Only Data |
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Run Quantity: | Members Only Data |
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Grade/Model Run: | Members Only Data |
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Grade/Model Total Production: | Members Only Data |
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Size: | 18s |
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Jewels: | 15j |
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Jewel Setting: | Members Only Data |
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Movement Configuration: | Adaptable |
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Movement Finish: | Gilt |
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Movement Signing Style: | Members Only Data |
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Movement Inlay Color: | Members Only Data |
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Movement Setting: | Key |
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Wind Mechanism: | Key |
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Plate: | Full Plate |
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Barrel: | Going |
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Train: | Members Only Data |
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Regulator: | Members Only Data |
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Hairspring: | Members Only Data |
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Standard Dial Type: | Members Only Data |
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Adjusted: | Members Only Data |
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Adjusted to Temperature: | Members Only Data |
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Dial Feet Locations: | Members Only Data |
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Case Screw Locations: | Members Only Data |
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Movement Markings: | Members Only Data | |
Case: | Various | ![]() |
Run ID: | 9.G2.18S9.181M9.A9.K9.15J5 | ![]() |
Database Version: | v52.642 | ![]() |
Advanced Metrics | ||
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Registry Population: Scoped for This Run Only | 15 (3.00%) | ![]() |
Research Note: Some movements in run have been observed with an Abbott Conversion setup.
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16 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Date, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Setting, Movement Signing Style, Movement Inlay Color, Train, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Temperature Adjustments, Dial Feet Locations, Case Screw Locations, Movement Markings
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There are 15 watches in the population registry for this run with 6 images.
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Help Us Help Others By Improving the Database:
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Verification Reports for this Run
The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.
Melindam636 1 · October 15, 2021
Serial Number 2305 was reported as accurate.
Melindam636 1 · October 15, 2021
Serial Number 2305 was reported as accurate.
Anonymous · September 22, 2021
Serial Number 2309 was reported as inaccurate.
applied for". No "Adjusted" marking on balance
bridge.
Anonymous · November 22, 2020
Serial Number 2036 was reported as inaccurate.
Conversion
Anonymous · November 22, 2020
Serial Number 2036 was reported as inaccurate.
jacobwalls07 143 · May 14, 2017
Serial Number 2222 was reported as accurate.
jacobwalls07 143 · May 14, 2017
Serial Number 2468 was reported as accurate.
pookie 11 · February 5, 2016
Serial Number 2175 was reported as inaccurate.
Anonymous · January 20, 2016
Serial Number 2420 was reported as inaccurate.
movement
Anonymous · December 2, 2015
Serial Number 2420 was reported as inaccurate.
Kw/Sw Lever set
pookie 11 · November 30, 2013
Serial Number 2173 was reported as inaccurate.

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This WatchFrom This Run
Image Source/Credit: Jones & Horan Auctions
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From This Run
Image Source/Credit: eBay Auction
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From This Run
Image Source/Credit: eBay Auction
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From This Run
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From This Run
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From This Run
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Image Source/Credit: Jones & Horan Auctions
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